Release Stage 7 for 3.5.4

Issue-ID: CPS-2457
Change-Id: Id9a267c587f16f3fb5edb558b33cd0003864ed93
Signed-off-by: seanbeirne <sean.beirne@est.tech>
diff --git a/checkstyle/pom.xml b/checkstyle/pom.xml
index 0518655..893af40 100644
--- a/checkstyle/pom.xml
+++ b/checkstyle/pom.xml
@@ -26,7 +26,7 @@
     <modelVersion>4.0.0</modelVersion>
     <groupId>org.onap.cps</groupId>
     <artifactId>checkstyle</artifactId>
-    <version>3.5.4-SNAPSHOT</version>
+    <version>3.5.5-SNAPSHOT</version>
 
     <profiles>
         <profile>